Subject Matter Expert – Mechanical Engineering (R2186) | Chegg | New Delhi

Job description:

Chegg is conducting an interview for the post of Subject Matter Expert (Mechanical).

Job duties and responsibilities:

A Subject Matter Expert (SME) is a vital source of knowledge, capability, or expertise in Mechanical Engineering. The SME functions as the organizational representative for his/her knowledge area and applies his/her expertise to support the strategic direction of the organization. He/she should be capable and willing to work on core subjects.

The candidate must be:

  • Good at conceptual knowledge on Mechanical engineering subjects.
  • Excellent in communication skills, both oral and written
  • Willing to work in rotational shifts and week-offs.
  • Good at using MS word, MS excel, MATLAB, and at least one CAD software.


  • Authoring of solutions which are related to Mechanical Engineering.
  • Quality check for the solutions/videos provided by other experts.
  • Modify/rectify the exiting content as per requirement.
  • Live tutoring.
  • Work on domain specific Projects.


  • M.Tech from Mechanical Engineering.
  • Freshers / Faculty – anyone with strong subject knowledge can apply.


Fluid mechanics and turbo machinery:

  • Boundary Layer Theory
  • Compressible Flow
  • Hydraulics & Pneumatic Valves
  • Hydraulic Machinery (Design and Operations)
  • Application of Bernoulli’s equation
  • Fluid Statics & Dynamics
  • Flow through pipes

Material science and Automobile engineering:

  • Atomic structure and interatomic bonding
  • Mechanical properties of metals
  • Phase diagrams
  • Failures in metals
  • Diffusion
  • Basic theory of Automobile engineering

Engineering Mechanics:

  • Force systems in a Plane (Equilibrium and Resultant and Internal forces)
  • Centroid and Moment of Inertia
  • Friction
  • Force Vectors (2-D and 3-D)
  • Kinematics of a Particle
  • Kinetics of particles (Force, acceleration, impulse and momentum)
  • Kinematics and Kinetics of rigid bodies.

Heat and Mass Transfer:

  • Concepts of Conduction, Convection and Radiation
  • Forced convection
  • Heat exchangers
  • LMTD and NTU method of heat exchanger analysis
  • Problems on Mass Transfer: Molecular Diffusion, Fick’s Law of Diffusion, Steady state molecular diffusion in fluids, Diffusion coefficient measurement and prediction.


  • Zeroth law, First law and Second law of thermodynamics
  • Control volume analysis (SFE Equation)
  • Vapor power cycles & Gas power cycles
  • Problems on Chemical Reactions: Chemical and Phase Equilibrium.

Strength of materials:

  • Mechanical properties of Materials
  • Shear force and Bending moment diagrams.
  • Problems on Deflection of Beams: Using beam tables, superposition and singularity functions.
  • Stress and strain transformations
  • Torsion
  • Buckling of columns
  • Energy Methods: Stored Energy in elastic members, Castigliano’s Theorem and its application, Virtual work principles and its application, Finite Element Method.

Machine Design:

  • Vibrations
  • Kinematic Analysis of Links
  • Failure Theories: Maximum principal stress theory, Maximum shear stress theory, Maximum strain theory
  • Design of machine elements: Shafts, CAM, Belt drives, Keys, Gears, springs, Fly wheels, Bearings and Breaks
  • Weldments and Bolt Joints

Manufacturing and Industrial Engineering:

  • Casting, Forming, Joining
  • Machining and Machine Tools
  • Metrology
  • Inventory Control
  • Operations Research

Job/Req. ID: R2186

Company: Chegg

LocationDelhi, India

Job CategoryMechanical Engineering

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